package com.day03;

//do-while
public class Demo08 {
    public static void main(String[] args) {
        int count=0;
        double zhi=0.1;
        int shan=8848440;
        do {
            zhi=zhi*2;
            count++;
        }while(zhi<=shan);
        System.out.println(count);
    }
}
